In 1987 Canada played host to the Commonwealth Conference

The Canadian army took down the barricades erected by the Indians

加拿大军队拆掉了印第安人设置的路障。

They emigrated to start a new life in Canada.

他们移居加拿大，开始了新的生活。

His second son, Paddy, had gone to live in Canada

他的二儿子帕迪去加拿大生活了。

Canada will ban smoking in all offices later this year.

加拿大将从今年晚些时候起在办公场所全面禁烟。

My grandparents emigrated to Canada to try their luck there.

我的祖父母移民到加拿大去碰碰运气。

Canada is now a substantial net importer of medicines.

加拿大现在是一个药物净进口大国。

This is my aunt who's over from Canada.

这是我姑姑，她是从加拿大过来的。

She put some witchhazel on the child's leg to help reduce the bruising.

她将一丝金缕梅酊剂涂在了这个孩子腿上，以帮助减轻肿青。

Witchhazel has cheerful yellow flowers in winter, before the leaves appear.

冬天，金缕梅在叶子出现前会开亮丽的黄色花朵。

I don't know what I've done to earn this witchhunt from Miss Lance and her bosses at the CNRI.

我不知道做了什么招来兰斯小姐和创新联合会老板莫须有的诽谤

In this paper, the Manning coefficients of channels covered with Eichhornia Crassipes were determined by model test.

本研究利用渠槽试验求得渠槽内覆盖布袋莲之曼宁系数，并利用HEC-RAS模式分析本试验渠槽内覆盖布袋莲对渠槽上游水位抬升之情况。

Studies on the Nutrient Ecology of Water Hyacinth ( Eichhornia crassipes), an Exotic Invasive Species

外来入侵种凤眼莲（Eichhornia crassipes）的营养生态学研究

Control methods of Eichhornia crassipes in Shanghai based on its life cycle and reproduce strategy

从上海市凤眼莲的生活史特征与繁殖策略探讨其控制对策

Geographical variation in the breeding systems of an invasive plant, Eichhornia crassipes, within China

入侵植物凤眼蓝繁育系统在中国境内的地理变异

Research on the Distribution and Harmfulness and Occurrence Regularity of Eichhornia Crassipes in Changde

常德市水葫芦的分布及发生规律研究

The levels of N and P elements in the butchery waste-water were reduced obviously by Eichhornia crassipes Solms.

在含Ag~+浓度为0.1～2.0ppm的屠宰废水中，凤眼莲降低N、P元素的效率，随浓度增加而降低；

Inhibitory Effect of Eichhornia crassipes ( Mart.) Solms on Algae

水葫芦对藻类的克制效应

Application of Eichhornia Crassipes Aquatic Plant System for Treatment of Sewage from Large-Scale Pig Farm

凤眼莲水生生物系统处理大型养猪场废水的应用研究

Effect of Eichhornia Crassipes on Manning coefficient in open channel

布袋莲对渠槽曼宁系数之影响

Study on continuous fermentation of separated liquid from Eichhornia crassipes for biogas

水葫芦固液分离后汁液连续发酵的研究